Nà «r ad-Dën 'Abd al-'Azëz Ibn al-Qamar (Arabic: ÃÂÃÂñ çÃÂïÃÂàùèï çÃÂùòÃÂò èàçÃÂÃÂàñ) better known just as Ibn al-Qamar (1326 â 9 December 1398), was a Tunisian Berber Muslim prince and wealthy trader who profited immensely from the North African and Mediterranean trade routes. He was also a master falconer and known for designing elaborate labyrinths such as those discovered beneath the ruins of QalaâÂÂat ash-Shems, south of present-day Teucheira.